Finding the Fourth Proportional to 10,651,362.80, 15,979,117.80 and 4,586,082.80
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Solution
The fourth proportional to 10,651,362.80, 15,979,117.80 and 4,586,082.80 is: 6,880,017.02
Step by Step Solution
- Step 1: Write the proportion equation
10,651,362.80 : 15,979,117.80 = 4,586,082.80 : x - Step 2: Convert to fraction form
10,651,362.80/15,979,117.80 = 4,586,082.80/x - Step 3: Cross multiply
10,651,362.80x = 15,979,117.80 × 4,586,082.80 - Step 4: Simplify right side
10,651,362.80x = 73,281,557,301,753.84 - Step 5: Solve for x
x = 73,281,557,301,753.84/10,651,362.80 - Step 6: Final answer
x = 6,880,017.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.